Volume 111

Number 5

September-October 2006

Articles

Development of Argon Isotope Reference Standards for the U.S. Geological Survey 2135 kb
Archie P. Miiller
http://dx.doi.org/10.6028/jres.111.025

Normalization and Technical Variation in Gene Expression Measurements 672 kb
Walter Liggett
http://dx.doi.org/10.6028/jres.111.026

Form-Profiling of Optics Using the Geometry Measuring Machine and the M-48 CMM at NIST 825 kb
Nadia Machkour-Deshayes, John Stoup, Z. Q. John Lu, Johannes Soons, Ulf Griesmann, and Robert Polvani
http://dx.doi.org/10.6028/jres.111.027

Comparison of the NIST and BIPM Standards for Air Kerma in Medium-Energy X-Rays 132 kb
D. T. Burns and M. O’Brien
http://dx.doi.org/10.6028/jres.111.028

Ambiguities in Powder Indexing: the Impact of a Quaternary Lattice Metric Singularity on the Characterization of Mawsonite and Chatkalite 137 kb
Alan D. Mighell
http://dx.doi.org/10.6028/jres.111.029

Spectrally Tunable Sources for Advanced Radiometric Applications 1179 kb
S. W. Brown, J. P. Rice, J. E. Neira, B. C. Johnson, and J. D. Jackson
http://dx.doi.org/10.6028/jres.111.030